Psychologic testing (controlled association test) and protein-nicotinic acid consumption.
D000328:Adult; D001244:Association; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009539:Nicotinic Acids; D009747:Nutritional Physiological Phenomena; D010383:Pellagra; D011506:Proteins; D011581:Psychological Tests
D009539:Nicotinic Acids; D011506:Proteins